Title:
DUST COLLECTOR ACCESSORY ADAPTER
Document Type and Number:
WIPO Patent Application WO/2020/191824
Kind Code:
A1
Abstract:
Provided is a dust collector accessory adapter, comprising a large-aperture head (1), the right side of the large-aperture head (1) is fixedly communicated with a small-aperture head (2), a plurality of middle rubber rings (3) are assembled in the large-aperture head (1), the diameter of the middle rubber ring (3) is reduced in sequence from left to right. The internal diameter of the dust collector accessory adapter is from large to small to facilitate the insertion of connecting pipes of dust collectors with different sizes, the plurality of the protruded middle rubber rings (3) are used for better sleeving the pipe of the dust collector to prevent air leakage, which is easy and convenient to use, the universality of each dust collector accessory can be greatly improved, the cost is reduced maximally, and the use efficiency of the accessories is improved maximally.
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| JPH10192195 | VACUUM CLEANER |
Inventors:
ZHOU HONG (CN)
Application Number:
PCT/CN2019/082783
Publication Date:
October 01, 2020
Filing Date:
April 16, 2019
Export Citation:
Assignee:
ZHOU HONG (CN)
International Classes:
A47L9/00; A47L9/24
Foreign References:
| CN202360950U | 2012-08-01 | |||
| CN205479911U | 2016-08-17 | |||
| CN202769125U | 2013-03-06 | |||
| CN207848698U | 2018-09-11 | |||
| JP2001050463A | 2001-02-23 |
Attorney, Agent or Firm:
BEIJING SHENGFANZHIRONG INTELLECTUAL PROPERTY AGENCY CO. LTD (CN)
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